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72447 Polinska (2001 DP)
Classification: Main-belt Asteroid          SPK-ID: 2072447
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0615673171853884 3.897e-08  
a 3.015133091199034 1.9024e-08 au
q 2.829499435817023 1.1638e-07 au
i .8793664261689602 4.0243e-06 deg
node 266.7149594475867 0.00026667 deg
peri 38.87878098711197 0.00026856 deg
M 156.6930479789317 3.2747e-05 deg
tp 2458368.151147227805
(2018-Sep-06.65114723)
0.00017274 TDB
period 1912.309390001012
5.24
1.8098e-05
4.955e-08
d
yr
n .1882540565257641 1.7817e-09 deg/d
Q 3.200766746581046 2.0195e-08 au
  Orbit Determination Parameters
   # obs. used (total)      941  
   data-arc span      9073 days (24.84 yr)  
   first obs. used      1996-03-17  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52851  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:02:07  

Additional Information
 Earth MOID = 1.81246 au 
 Jupiter MOID = 1.94636 au 
 T_jup = 3.245 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.99   n/a E2021B10  

72447 Polińska           Discovered 2001 Feb. 16 by P. Pravec and L. Sarounova at Ondrejov.
Magdalena Polińska (b. 1981) is an assistant professor researcher at the Adam Mickiewicz University in Poznań, Poland. She specializes in photometric observations of minor solar system bodies. Her current reseach interests also include stellar spectroscopy and abundance analysis. Citation provided by T. Michałowski.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2017-03-12Last Updated: 2017-04-19

[ show close-approach data ]
Alternate Designations
 2001 DP = 2000 AF217 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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